PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-02:42:30
G07     329.4          57.1                5.8 +/-    0.78       6.7 +/-    0.78  0.100 / 0.130
G08     103.0          50.7                8.2 +/-    0.77      10.2 +/-    0.77  0.100 / 0.140
G09     183.0          73.8                9.5 +/-    0.71       9.9 +/-    0.71  0.210 / 0.410
G11     150.0          11.6                5.6 +/-    3.44      15.0 +/-    3.44  0.110 / 0.400
G23     154.7          45.0              -12.0 +/-    1.16     -16.1 +/-    1.16  0.030 / 0.060
G27     58.0           32.9                4.5 +/-    0.92       7.5 +/-    0.92  0.040 / 0.060
G28     233.1          19.4                8.7 +/-    2.91      19.3 +/-    2.91  0.050 / 0.080
G30     297.9          30.5                6.8 +/-    1.43      11.8 +/-    1.43  0.040 / 0.070